Mars Base sends a mission to reclaim Earth from the Inbit. Despite failing and scattering survivors, Stig, a vengeful soldier armed with Ride Armor, fights back.
Stig and new ally Rey meet Mint who guides them to soldiers on an island. Betrayal looms, but a mysterious red Ride Armor trooper saves them.
In a war-torn town, Stig's team grows with the addition of Houquet, Yellow Belmont, and Jim Austin, after they fend off local thugs.
Rey trains the team in survival tactics. Despite an Inbit ambush, they escape using minimal power in Stig's armor and launch a counterattack.
Stig's group raids an Inbit HBT store for supplies, using a distraction by Yellow's concert. They nearly escape before the Inbit respond.
After Houquet confronts her past, she rejoins Stig and Rey just as they encounter an Inbit ambush.
Bin Shimada
Stig Bernard
Hisao Ōyama
Ray
Sanae Miyuki
Mint La Bule
Mika Doi
Houquet et Rose
Tomomichi Nishimura
Jim Warston